Perhaps you shouldn't be countering but making an argument about timing. 'I think that is a good idea when we reach milestone X and this is how and why we woul

Perhaps you shouldn't be countering but making an argument about timing. 'I think that is a good idea when we reach milestone X and this is how and why we would do it then' You seem to acknowledge the need for it, yet don't want to start right now. So make that argument.